error[E0277]: the trait bound `&dyn Trait: Trait` is not satisfied --> $DIR/coherence-unsafe-trait-object-impl.rs:15:13 | LL | fn takes_t(s: S) { | ----- required by this bound in `takes_t` ... LL | takes_t(t); | ^ the trait `Trait` is not implemented for `&dyn Trait` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.